Home / 13,769,905.60-20,654,858.40-4,794,457.60

Finding the Fourth Proportional to 13,769,905.60, 20,654,858.40 and 4,794,457.60

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Solution

The fourth proportional to 13,769,905.60, 20,654,858.40 and 4,794,457.60 is: 7,191,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769,905.60 : 20,654,858.40 = 4,794,457.60 : x
  2. Step 2: Convert to fraction form
    13,769,905.60/20,654,858.40 = 4,794,457.60/x
  3. Step 3: Cross multiply
    13,769,905.60x = 20,654,858.40 × 4,794,457.60
  4. Step 4: Simplify right side
    13,769,905.60x = 99,028,842,832,803.83
  5. Step 5: Solve for x
    x = 99,028,842,832,803.83/13,769,905.60
  6. Step 6: Final answer
    x = 7,191,686.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.